After a vaginal delivery with episiotomy, it is very important that the woman follow all the recommendations of the medical specialist to heal the wound and that it heals properly.
Generally, the woman should maintain daily hygiene and wash the wound with soap and water. For drying, it is advisable to use a towel only for this area and not to drag. The wound should be kept as dry as possible and be in the air, although always when the woman is inside the house.
You can find more episiotomy care recommendations in this article